The Plate,stop, cataloged under National Stock Number 1680-01-066-5649, is classified within Federal Supply Class 1680 (Miscellaneous Aircraft Accessories and Components) of the Aircraft Components and Accessories group. Government technical data includes 1 specification, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 1680-01-066-5649 |
| Item Name | Plate,stop |
| FSC / FSG | 1680 / 16 — Miscellaneous Aircraft Accessories and Components |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL MIL-S-18728 8630,1.570 IN. LG,1.470 IN. W,0.080 IN. THK,4 HOLES 0.193 IN. MIN 0.199 IN. MAX COUNTERSUNK 100 DEG TO 0.265 IN. MIN 0.270 IN. MAX DIA,LOCATED 0.930 IN. APART ON LG,0.850 IN. APART ON W,SERRATED SURFACE IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL B — Remove Demilitarization Key Points |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| 909358-1 | 3/2 Design control — primary reference U.S. Government activity |
NSN 1680-01-066-5649 is a Plate,stop, classified under FSC 1680, Miscellaneous Aircraft Accessories and Components. Status: active.
Key specifications for 1680-01-066-5649: General Characteristics Item Description: STEEL MIL-S-18728 8630,1.570 IN. LG,1.470 IN. W,0.080 IN. THK,4 HOLES 0.193 IN. MIN 0.199 IN. MAX COUNTERSUNK 100 DEG TO 0.265 IN. MIN 0.270 IN. MAX DIA,LOCATED 0.930 IN. APART ON LG,0.850 IN. APART ON W,SERRATED SURFACE IN. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
NSN 1680-01-066-5649 has DEMIL Code B. Demilitarization may be required before disposal or transfer to non-military entities.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.